Improvement in shingle-machines



UNITED STATES PATENT; OFFICE. H

SAMUEL M. KING, OF LANCASTER, PENNSYLVANIA.

, IMPROVEMENT IN SHINGLE-MACHINES.

Specification forming part of Letters Patent No. 139,162, dated May 20, 1873 5 application led December 19, 1872.

To all whom it 'may concern.- gle. MM are sliding planers, in front of which Be it known that I, SAMUEL M. KING, of are placed rolls'N N to hold down the shingle Lancaster, in the county of Lancaster vand while being planed and smoothed oif on each State of Pennsylvania, have invented an Imside; and O O-arespring-rests, placed at the provement in Shingle-Machines, of w hich the head of tables to hold the shingles, but caused followingis a specification lby cams n n and f f to be depressed when the The invention consists in the improvement knife is near the end of the shingle. of shingle-machines, as hereinafter described The operation ris as follows: An attendant and pointed out in the claim. stands at the head of the bolt-bed and holds In the drawi-ng, Figure l is a top view. Fig. the bolt until cut up. After a single blank is 2 is a vertical longitudinal section through line cut ofi', the pawl carries it to the rear, where` .fr a: of Fig. 1. Fig. 3 is a longitudinal vertical it is taken by the workman who has charge of section through line y y of Fig. l, and Fig. 4 the middle table. He holds the shingle against is a cross-section through line w fw of Fig. 1. the spring-resto until the cutter reaches near Arepresents the bed-frame; B,the uprights; the end of the shingle, when the rest is de- C O C, a series of spur-wheels, having each a pressed to allow the knife to pass over its crank-pin, c and D D, acorresponding series edge. This being done, the pawl seizes the of drive-pinions, which rotate the spur-wheels. shingle and carries it to the rear, where it is E E E are pitmen, attached at one end to cranktaken by. the attendant at the third table, pinsfo, and at the other to sliding frames F F turned over, and, in the same manner, planed i F. G is an adjustable bed, on which rests the on the opposite side. A bolt-block while the shingles are being cut Having thus described myinvention,what 1` therefrom; and H, the subjacent springs, claim as new, and desire to secure by Letters 1 i which make said bed to yield when the knife Patent, iscomes in contact with a knot or other imper- The combination, on a shingle-planer, of the t t fection in the wood. 0n a sliding frame, F, is rest K, having recess lc thereunder, and the placed the transverse bolt-cutter I, and on spring-support O,- arranged `with respect to the rear thereof is located the, backwardlyneach other, the table, and the knife, as and for pointing pawl or shingle-carrier J. K is the the purpose set forth. rest,.against which the bolt is held by an at- SAML. M. KING. tendant, and is cut away at 7c to allow the cutter-edge to pass thereunder. L L are two rigid Witnesses adjustable tables, which are placed in an ob SoLoN C.. KEMoN, l lique position,to correspond with form of shin- Trios. D. D. OURAND. 

